Lamp



FIG. 1 is a perspective view of an embodiment of the ornamental designof a lamp.

FIG. 2 is a top view of an embodiment of the ornamental design of thelamp.

FIG. 3 is a left view of an embodiment of the ornamental design of thelamp.

FIG. 4 is a front view of an embodiment of the ornamental design of thelamp; and,

FIG. 5 is a bottom view of an embodiment of the ornamental design of thelamp.

The broken-line disclosure in the views is understood to representportions of the article in which the claimed design is embodied, butwhich form no part of the claimed design.

CLAIM The ornamental design for a lamp, as shown and described.